Dashboard: SPBLB (6502SP version)

       Name: SPBLB                                             [View in context]
       Type: Subroutine
   Category: Dashboard
    Summary: Light up the space station indicator ("S") on the dashboard by
             sending a #DOBULB 0 command to the I/O processor


 This draws (or erases) the space station indicator bulb ("S") on the
 dashboard.


.SPBLB

 LDA #DOBULB            \ Send a #DOBULB 0 command to the I/O processor to
 JSR OSWRCH             \ tell it to draw the E.C.M. indicator bulb on the
 LDA #0                 \ dashboard, and return from the subroutine using a tail
 JMP OSWRCH             \ call